Add explicit deprecations for Heroku 20 + 22, errors for 24

CHANGELOG.md

@@ -1,7 +1,9 @@
 # Change Log
 All notable changes to this project will be documented in this file.
 
-## [Unreleased]
+## 2024-05-30
+- Deprecates support in Heroku-22 and Heroku-20.
+- Adds explicit error for Heroku-24
 
 ## 2022-05-19
 - Added support for Heroku-22.

Dockerfile

@@ -1,5 +1,6 @@
 ARG BASE_IMAGE
 FROM $BASE_IMAGE
+USER root
 
 ARG STACK
 ARG GOOGLE_CHROME_CHANNEL

bin/compile

@@ -59,7 +59,14 @@ esac
 
 # Install correct dependencies according to $STACK
 case "${STACK}" in
+  "heroku-24")
+    error "This buildpack has reached end of life. Please use https://github.com/heroku/heroku-buildpack-chrome-for-testing"
+    ;;
   "heroku-18" | "heroku-20" | "heroku-22")
+    topic "###### WARNING ######"
+    topic "This buildpack is deprecated. Please use https://github.com/heroku/heroku-buildpack-chrome-for-testing"
+    topic "#####################"
+
     # the package list is found by using ci:debug then running ldd $GOOGLE_CHROME_BIN | grep not
     # also look here for more packages/notes https://developers.google.com/web/tools/puppeteer/troubleshooting
     PACKAGES="